Question:

The distance between centre of the earth and moon is 384000 km. If the mass of the earth is 6 × 1024 kg and G = 6.66 × 10-11 Nm²/kg2.The speed of the moon is nearly

Options :

  • (a) 1 km/sec
  • (b) 4 km/sec
  • (c) 8 km/sec
  • (d) 11.2 km/sec

Answer :

(a) 1 km/sec

Answer Steps :

step 1

step 2

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